Home / 33,580.55-46,337.50-19,430.75

Finding the Fourth Proportional to 33,580.55, 46,337.50 and 19,430.75

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Solution

The fourth proportional to 33,580.55, 46,337.50 and 19,430.75 is: 26,812.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,580.55 : 46,337.50 = 19,430.75 : x
  2. Step 2: Convert to fraction form
    33,580.55/46,337.50 = 19,430.75/x
  3. Step 3: Cross multiply
    33,580.55x = 46,337.50 × 19,430.75
  4. Step 4: Simplify right side
    33,580.55x = 900,372,378.13
  5. Step 5: Solve for x
    x = 900,372,378.13/33,580.55
  6. Step 6: Final answer
    x = 26,812.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.